@jjss49 : Synergistic sells via dealers. Not direct. You can check through your dealer, or you can inquire with SR for a dealer near you. In the SR website, there is form you can fill out when you hit “buy” under each product.
I know the following are SR dealers:
https://highend-electronics.com/collections/synergistic-research
If you look at the SR page on these new products, it says right there “30 day money back guarantee” :